Circular light



FIG. 1 is a perspective view of a circular light showing my design, as viewed from the top and front.

FIG. 2 is a front profile view of the circular light showing my design. The back profile view, the first side profile, and the second side profile view of the circular light showing my design are the same as the front profile view of the circular light showing my design.

FIG. 3 is a top plan view thereof; and,

FIG. 4 is a bottom plan view thereof.

The details shown in broken lines illustrate features that form no part of the claimed design. 

CLAIM The ornamental design for a circular light, as shown and described. 